Companies
- State of Play
- Station Interactive
- Steel City Interactive
- Steel Media
- Steel Penny Games
- SteelSeries
- Stellar Jockeys
- Stevens & Bolton
- Stevens & Bolton LLP
- Stillfront Group
- Stoic
- Stoke Games
- Stonetrip
- StoreRider
- Storm8
- Stormfront Studios
- Story Juice
- Story Kitchen
- Straandlooper Ltd
- Strange Scaffold
- Strategy Analytics
- Strategy First
- Stratosphere Games
- Strawdog Studios
- Stray Fawn Studio